diketahui f(x) = 8-2x . jika f(a) = -2 , maka nilai a adalah....
Matematika
alyairzan123
Pertanyaan
diketahui f(x) = 8-2x . jika f(a) = -2 , maka nilai a adalah....
2 Jawaban
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1. Jawaban RivanWiratama
f(x) = 8 - 2x
f(a) = 8 - 2a
f(a) = -2
8 - 2a = -2
-2a = -2 - 8
-2a = -10
a = -10 / -2
a = 5 -
2. Jawaban Erinda120101
8-2a= -2
-2a = -2-8
-2a = -10
a = -10/-2
a = 5